<html title="下单">
<script>
    function param(){
        var query = window.location.search.substring(1);
        var vars = query.split("&");
        for (var i=0;i<vars.length;i++) {
            var pair = vars[i].split("=");
            if(pair[0] == variable){return pair[1];}
        }
        return(false);
    }
</script>
<h1>支付</h1>
<form action="/doPay" method="get">
    <input type="submit" value="确定"/>
</form>
</html>